Canvas Size Calculator
Calculate canvas dimensions that match your reference photo's proportions. Avoid cropping or stretching your composition.
Everything you need in a canvas size calculator.
Input any dimensions and instantly get the simplified ratio, decimal value, and orientation.
Compare your aspect ratio to 1:1, 4:3, 3:2, 16:9, golden ratio, and more common formats.
Enter a new width or height and get the matching dimension that preserves your aspect ratio.
Switch between millimeters and inches. Works for both fine art and digital canvas sizing.
Input your reference photo's pixel dimensions or desired canvas size.
See the aspect ratio and which standard sizes match best.
Calculate matching dimensions when you change width or height.